echarts全局引入与局部引入

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全局引入

main.js:

import * as echarts from 'echarts';
Vue.prototype.$echarts = echarts;

使用方法:

this.$echarts.init(document.getElementById("element"))

局部引入

组件文件,main.js不用引入:

import * as echarts from "echarts/core";
// 引入柱状图图表,图表后缀都为 Chart
import { BarChart, PieChart } from "echarts/charts";
// 引入提示框,标题,直角坐标系,数据集,内置数据转换器组件,组件后缀都为 Component
import {
  TitleComponent,
  TooltipComponent,
  GridComponent,
  DatasetComponent,
  DatasetComponentOption,
  LegendComponent,
  TransformComponent,
} from "echarts/components";
// 标签自动布局,全局过渡动画等特性
import { LabelLayout, UniversalTransition } from "echarts/features";
// 引入 Canvas 渲染器,注意引入 CanvasRenderer 或者 SVGRenderer 是必须的一步
import { CanvasRenderer } from "echarts/renderers";

// 注册必须的组件
echarts.use([
  TitleComponent,
  TooltipComponent,
  GridComponent,
  DatasetComponent,
  TransformComponent,
  LegendComponent,
  PieChart,
  BarChart,
  LabelLayout,
  UniversalTransition,
  CanvasRenderer,
]);

使用方法:

echarts.init(document.getElementById("element"))